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IF x/3 +y/4 = 6 and …

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IF x/3 +y/4 = 6 and x/6 + y/2 = 6 find the value of 3y _ 2x and x/y + 1/2

Posted by Puneetyadav Yadav 4 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Priya Dharshini 4 years, 5 months ago

x/3 + y/4=6 Taking LCM 4x + 3y = 72........(1) x/3 + y/4 = 6 Taking LCM 1x + 3y= 36.......(2) By elimination method. 4x + 3y = 72 - - - 1x + 3y = 36 --------------------- 3x= 36 X= 12 From eqn 2 3y = 36-12 Y = 8 Apply x and you value •3y-2x = 24-24=0 •x/y + 1/2 = 12/8 + 1/2 = 12/8+4/8 = 16/8 = 2

2Thank You

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CBSE > Class 10 > Mathematics